1 files changed, 72 insertions, 0 deletions
diff --git a/tools/split-select/SplitSelector_test.cpp b/tools/split-select/SplitSelector_test.cpp
new file mode 100644
index 000000000000..cbcd62ce6fef
--- /dev/null
+++ b/tools/split-select/SplitSelector_test.cpp
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <gtest/gtest.h>
+#include <utils/String8.h>
+#include <utils/Vector.h>
+
+#include "SplitDescription.h"
+#include "SplitSelector.h"
+#include "TestRules.h"
+
+namespace split {
+
+using namespace android;
+
+static ::testing::AssertionResult addSplit(Vector<SplitDescription>& splits, const char* str) {
+    SplitDescription split;
+    if (!SplitDescription::parse(String8(str), &split)) {
+        return ::testing::AssertionFailure() << str << " is not a valid configuration.";
+    }
+    splits.add(split);
+    return ::testing::AssertionSuccess();
+}
+
+TEST(SplitSelectorTest, rulesShouldMatchSelection) {
+    Vector<SplitDescription> splits;
+    ASSERT_TRUE(addSplit(splits, "hdpi"));
+    ASSERT_TRUE(addSplit(splits, "xhdpi"));
+    ASSERT_TRUE(addSplit(splits, "xxhdpi"));
+    ASSERT_TRUE(addSplit(splits, "mdpi"));
+
+    SplitDescription targetSplit;
+    ASSERT_TRUE(SplitDescription::parse(String8("hdpi"), &targetSplit));
+
+    SplitSelector selector(splits);
+    SortedVector<SplitDescription> bestSplits;
+    bestSplits.merge(selector.getBestSplits(targetSplit));
+
+    SplitDescription expected;
+    ASSERT_TRUE(SplitDescription::parse(String8("hdpi"), &expected));
+    EXPECT_GE(bestSplits.indexOf(expected), 0);
+
+    KeyedVector<SplitDescription, sp<Rule> > rules = selector.getRules();
+    ssize_t idx = rules.indexOfKey(expected);
+    ASSERT_GE(idx, 0);
+    sp<Rule> rule = rules[idx];
+    ASSERT_TRUE(rule != NULL);
+
+    ASSERT_GT(ResTable_config::DENSITY_HIGH, 180);
+    ASSERT_LT(ResTable_config::DENSITY_HIGH, 263);
+
+    Rule expectedRule(test::AndRule()
+            .add(test::GtRule(Rule::SDK_VERSION, 3))
+            .add(test::GtRule(Rule::SCREEN_DENSITY, 180))
+            .add(test::LtRule(Rule::SCREEN_DENSITY, 263)));
+    EXPECT_RULES_EQ(rule, expectedRule);
+}
+
+} // namespace split